Name: F18 three-fold folding aluminum alloy bluetooth keyboard Main material: aluminum alloy, ABS plastic Number of keys: 58 keys Power supply: built-in high-capacity 400 mA rechargeable lithium polymer battery Working voltage: 3.0~5.0V Key life times: 50 million Effective use distance: 10 meters Combined size: 22.6*5.6*1.6cm
